Monsters and bosses

A mod which overhauls the vanilla creepers!

Enderman Overhaul adds over 20 new enderman variants, each with their own sounds, models, and animations!

Smarter more aware zombies (and others), they track you down via blood scent, sound, and light source awareness

Adds boss fights to minecraft

Modifes spiders to be more realistic

adds a new endboss and other creatures

The Aether Team presents the original Aether mod! Maintained and kept up to date for modern versions of Minecraft and fully compatible with multiplayer!

Dead Cells content in Minecraft

Rotten Creatures is a mod that aims to add a lot of awesome new zombie mobs to Minecraft!

Rare and strong mobs will spawn, dropping illegally enchanted gear

Explore 8 new and exciting bosses to take on across your world, with new structures, items, and stories for you to unravel.

A mod that reworks mob AIs. Including some bosses.

vannilla-ish healthbars on the entity itself, look for its health conditions. Pretty accurate and getting better. Works only with Optifine or Entity texture and model features

Give skeletons physics!

TH but with Fresh's Animations, now you can have cool looking death corpses walking in a cool way

🧟 Zombies can now break configurable blocks!